Land Rover Battery Key Replacement / Range Rover Key Battery Discovery Sport / Land Rover / LR3 / DIscovery 3 0 Comments This video shows how to replace the battery in a Land Rover Key Fob. Replacing the battery requires no tools and can be done in under a minute. The battery is model 2032 and is very common. you do not need any tools to change the key battery. Leave a Reply Cancel reply Save my name, email, and website in this browser for the next time I comment. You Might Also Like Land Rover LR3 Rear Differential Fluid Change October 23, 2019 Discovery Sport Cabin Air Filter Replacement & Location October 25, 2019 Land Rover LR3 Transfer Case Oil Change October 23, 2019